The Collaborative International Dictionary
Kola \Ko"la\, Kola nut \Kola nut\ . Same as Cola, Cola nut.
Wiktionary
n. The edible, seed of the kola tree, (taxlink Cola acuminata species) and related species, used as a flavoring and as a source of caffeine.
WordNet
n. bitter brown seed containing caffein; source of cola extract [syn: cola nut]
tree bearing large brown nuts containing e.g. caffeine; source of cola extract [syn: kola, kola nut tree, goora nut, Cola acuminata]
Wikipedia
The kola nut is the fruit of the kola tree, a genus ( Cola) of trees that are native to the tropical rainforests of Africa. The caffeine-containing fruit of the tree is used as a flavoring ingredient in beverages, and is the origin of the term " cola".
Usage examples of "kola nut".
Those crops prove to be ones like West African yams, oil palm, and kola nut—.
Those crops prove to be ones like West African yams, oil palm, and kola nut--plants that were already believed on botanical and other evidence to be native to West Africa and first domesticated there.
Still in her male guise, she courteously shared a kola nut and a little palm wine with him.